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» Aggregate Computation over Data Streams
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78
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ICDT
2001
ACM
153views Database» more  ICDT 2001»
15 years 2 months ago
Estimating Range Queries Using Aggregate Data with Integrity Constraints: A Probabilistic Approach
In fast OLAP applications it is often advantageous to provide approximate answers to range queries in order to achieve very high performances. A possible solution is to inquire sum...
Francesco Buccafurri, Filippo Furfaro, Domenico Sa...
85
Voted
OTM
2005
Springer
15 years 3 months ago
Event Broker Grids with Filtering, Aggregation, and Correlation for Wireless Sensor Data
Abstract. A significant increase in real world event monitoring capability with wireless sensor networks brought a new challenge to ubiquitous computing. To manage high volume and...
Eiko Yoneki
90
Voted
DKE
2006
125views more  DKE 2006»
14 years 9 months ago
Online clustering of parallel data streams
In recent years, the management and processing of so-called data streams has become a topic of active research in several fields of computer science such as, e.g., distributed sys...
Jürgen Beringer, Eyke Hüllermeier
ICDE
2008
IEEE
157views Database» more  ICDE 2008»
15 years 11 months ago
Approximate Clustering on Distributed Data Streams
Abstract-- We investigate the problem of clustering on distributed data streams. In particular, we consider the k-median clustering on stream data arriving at distributed sites whi...
Qi Zhang, Jinze Liu, Wei Wang 0010
VLDB
1998
ACM
105views Database» more  VLDB 1998»
15 years 1 months ago
Computing Iceberg Queries Efficiently
Many applications compute aggregate functions over an attribute (or set of attributes) to find aggregate values above some specified threshold. We call such queries iceberg querie...
Min Fang, Narayanan Shivakumar, Hector Garcia-Moli...